Try #3816:

openenclave · Jun 27, 2022 · 186904f · 186904f
2 parents d68c5f3 + 704c93c
commit 186904f
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/enclave/core/CMakeLists.txt b/enclave/core/CMakeLists.txt
@@ -277,7 +277,11 @@ if (OE_SGX)
     # user. There are valid reasons for an end user to use built-ins.
     $<BUILD_INTERFACE:-fno-builtin-malloc
     -fno-builtin-calloc
-    -fno-builtin>)
+    -fno-builtin>
+    # Treat warnings as errors by default. Application based on OE SDK
+    # will inhere this flag, which is consistent to the behavior of the
+    # clangw script.
+    -Werror)
 elseif (OE_TRUSTZONE)
   enclave_compile_options(oecore PUBLIC -fvisibility=hidden ${OE_TZ_TA_C_FLAGS})
 endif ()

diff --git a/pkgconfig/CMakeLists.txt b/pkgconfig/CMakeLists.txt
@@ -31,7 +31,10 @@ set(ENCLAVE_CFLAGS_LIST
     -fstack-protector-strong
     -fno-omit-frame-pointer
     -ffunction-sections
-    -fdata-sections)
+    -fdata-sections
+    # Treat warnings as errors by default, which is consistent to the behavior
+    # of the clangw script.
+    -Werror)
 
 set(ENCLAVE_CFLAGS_CLANG_LIST ${ENCLAVE_CFLAGS_LIST}
                               ${SPECTRE_MITIGATION_FLAGS})